BK1/MCRW125MA Cooper/Bussmann, BK1/MCRW125MA Datasheet
BK1/MCRW125MA
Manufacturer Part Number
BK1/MCRW125MA
Description
FUSE 1/8A 125V FAST MICROTRON
Manufacturer
Cooper/Bussmann
Series
Microtron® MCRWr
Datasheet
1.BK1MCRW500MA.pdf
(2 pages)
Specifications of BK1/MCRW125MA
Fuse Type
Fast Acting
Voltage - Rated
125VAC, 125VDC
Current
125mA
Package / Case
Axial
Size / Dimension
0.125" Dia x 0.280" L (3.18mm x 7.10mm)
Mounting Type
Through Hole
Dc Cold Resistance
2.2 Ohm
Melting I²t
0.0009
Voltage Rating Vac
125V
Voltage Rating Vdc
125V
Fuse Current
125mA
Fuse Size Metric
3.18mm X 7.1mm
Fuse Size Imperial
0.125 X 0.28"
Fuse Case Style
Axial Leaded
Svhc
No SVHC
Breaking Capacity
50A @ 125VAC / 300A @ 125VDC
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Operating Temperature
-
Color
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
283-2069
BK/MCR-1/8
BK1-MCRW125MA
MCR-1/8
BK/MCR-1/8
BK1-MCRW125MA
MCR-1/8
Description
• RoHS Compliant
• Axial Leaded
• Fast Acting, Wire-in-Air Design
• Tin-lead Plated Copper Lead Wires
• High Temperature Epoxy Plastic Body, UL 94 VO
• Interrupt 50 amperes at 125 VAC
• Low resistance values
Agency Information
• UL Recognition Guide & File numbers: JDYX2 &
• CSA Certification Record No: LR 701159 & Class No:
Environmental Data
• Shock Resistance: MIL-STD-202, Method 213, Test
• Vibration Resistance: MIL-STD-202, Method 201
• Moisture Resistance: MIL-STD-202F, Method 106
• Soldering Heat Resistance: 260°C, 10 seconds per
• Salt Spray: MIL-STD-202, Method 101, Test Condition
Ordering
• Specify packaging code and product code
* AC Interrupting Rating (Measured at designated voltage, 100%) DC Interrupting Rating (Measured at designated voltage, rise time of less than 50 microseconds, battery source)
** DC Cold Resistance (Measured at 10% of rated current)
† Typical Melting I
‡ Typical Voltage Drop (Measured at rated current after temperature stabilizes)
Product Code
MCRW100mA
MCRW125mA
MCRW150mA
MCRW200mA
MCRW250mA
MCRW300mA
MCRW375mA
MCRW500mA
MCRW750mA
MCRW1A
MCRW1.5A
MCRW2A
MCRW2.5A
MCRW3A
MCRW4A
MCRW5A
MCRW7A
MCRW10A
MCRW12A
MCRW15A
(i.e., TR1/MCRW100mA)
E195337.
1422 30 and 1422 01.
Condition 1 (Sawtooth)
(10-55 Hz x 3 axis/ no load)
IEC 68-2-20
B (48 Hours)
% of Amp Rating
100%
200%
ELECTRICAL CHARACTERISTICS
2
t (Measured with a battery bank at rated DC voltage, 10x-rated current, rise time of calibrated circuit less than 50 microseconds)
Voltage
AC/DC
Rating
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
125 V
5 seconds maximum
4 hours minimum
Opening Time
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
50 A
AC
Interrupting
SPECIFICATIONS
Rating*
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
300 A
DC
MCRW Series, Fast Acting, Wire-in-Air
Dimensions
Construction
Soldering Method
• Heat Resistance: 260°C, 10 sec per IEC 68-2-20
Amperage
100mA - 7A
10A - 15A
End View
Subminiature Through Hole
Resistance
“B”
(ohms)**
“A” Diameter
0.025"
0.032"
0.054
0.041
0.031
0.023
0.018
0.012
0.007
0.006
0.004
“A” diameter
Typ.
15.5
0.85
0.62
0.49
0.33
0.19
0.13
0.07
2.2
1.6
1.2
mm
⁄
(inches)
(0.280 ± 0.020)
7.1 ± 0.5
Packaging Code
BK1
TR1
Typical
0.0006
0.0009
0.0015
0.002
0.004
0.008
0.012
0.023
0.056
Melt
0.10
0.25
0.27
0.50
I
0.9
1.6
21
35
63
2
3
7
t†
(0.125 ± 0.004)
3.18 ± 0.1
(0.125 ± 0.004)
3.18 ± 0.1___
“B” Length
1.5"
1.13"
diameter
Drop (V)‡
Voltage
Typical
0.098
0.093
0.088
0.68
0.61
0.54
0.48
0.43
0.39
0.35
0.31
0.25
0.22
0.18
0.24
0.22
0.20
0.19
0.17
0.15
“A”
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BK1/MCRW125MA Summary of contents
Page 1
Description • RoHS Compliant • Axial Leaded • Fast Acting, Wire-in-Air Design • Tin-lead Plated Copper Lead Wires • High Temperature Epoxy Plastic Body • Interrupt 50 amperes at 125 VAC • Low resistance values ELECTRICAL CHARACTERISTICS ...
Page 2
Packaging Code Description BK1 1,000 pieces in bulk TR1 2,500 pieces on tape-and-reel per EIA-296 pitch and 52.4mm inside tape spacing Visit us on the web at: www.CooperET.com Cooper Electronic Technologies 3601 Quantum Boulevard OC-2534 Rev. A ...